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tools/perf: Fix sorting for 64bit entries 

Some of the node comparisons in hist.c dropped the upper
32bit by using an int variable to store the compare
result. This broke various 64bit fields, causing
incorrect collapsing (found for the TSX transaction field)

Just use int64_t always.

Acked-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1380637335-30110-1-git-send-email-andi@firstfloor.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Andi Kleen 2013-10-01 07:22:15 -07:00 committed by Ingo Molnar
parent fafd883f67
commit 354cc40e3b
1 changed files with 2 additions and 2 deletions
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4
tools/perf/util/hist.c
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@ -346,7 +346,7 @@ static struct hist_entry *add_hist_entry(struct hists *hists,
struct rb_node **p;
struct rb_node *parent = NULL;
struct hist_entry *he;
int cmp;
int64_t cmp;
p = &hists->entries_in->rb_node;
@ -884,7 +884,7 @@ static struct hist_entry *hists__add_dummy_entry(struct hists *hists,
struct rb_node **p;
struct rb_node *parent = NULL;
struct hist_entry *he;
int cmp;
int64_t cmp;
if (sort__need_collapse)
root = &hists->entries_collapsed;